随着计算机技术的发展,在计算机上处理业务已由基于单机的数学运算、文件处理,基于简单连结的内部网络的内部业务处理、办公自动化等发展到基于业内复杂的内部网、外部网、全球互联网的企业级计算机处理系统和世界范围内的信息共享和业务处理。在信息处理能力提高的同时,系统的连结能力也在不断的提高。但 With the development of computer technology, the processing business on computers has been developed from single machine-based math operations, file processing, internal business processing based on simple internal network, office automation and the like, which are based on the industry’s complicated intranet, extranet, Internet-based enterprise computer processing systems and worldwide information sharing and business processes. In the information processing capabilities to improve at the same time, the system’s ability to continue to improve. but